Chronic obstructive pulmonary disease is a common disease worldwide. Pulmonary rehabilitation is an important part to decrease the complications of COPD. Blow bottle technique is an economical and subjective technique promote the lung expansion, as compare to ACBTs. It used to treat the different complications in COPD patients and also decrease the dependency of patient. To find the comparative effects of blow bottle and active cycle of breathing on sputum diary, oxygen saturation, pulmonary function and quality of life among the patients of chronic bronchitis. A randomized clinical trial will be conducted at Gulab Devi hospital Lahore. Through convenient sampling technique on 56 patients, allocated through simple random sampling through computer generated technique into group A and Group B. Group A will be treated with blow bottle technique and group B will be treated by with ACBTs. Pretreatment values will be recorded for BCSS for sputum, pulse oximeter, pulmonary function test and st. George for quality of life will be assessed before and after 8 weeks of the treatment. Data will be analyzed using SPSS software version 25. After assessing normality of data by Shapiro-Wilk test, it will be decided either parametric or non-parametric test will be use within a group or between two groups.